The aircraft flew through a severe storm on its way from Paris to Zagreb last night.
The reason for the strike is a new collective bargaining agreement which has not been agreed.
It's been a good 2017 for Croatia Airlines so far.
Collision between an aircraft and a ground vehicle caused a delay in Zagreb - Dubrovnik flight.
Croatia Airlines is introducing cheaper tickets for travellers with hand luggage only.
Croatian PM Andrej Plenkovic is in Dubrovnik for the 12th Dubrovnik Forum, at which he spoke earlier today.
Zagreb Airport first issued a statement that it was operational for the whole night, but later admitted “ambiguities”.
State probes Zagreb Airport mishap, EX-YU Aviation reports
Rather strange airport operating hours for a supposedly tourist oriented country.
After the rather bizarre reason provided after a standard flight from Zagreb to Dubrovnik ended up landing in the Italian capital after midnight last night, we have more on the story...